MQFL-28-05S Datasheet, PDF (2/16 Pages) SynQor Worldwide Headquarters – HIIGH RELLIIABIILLIITTY DC/DC CONVERTTER

Technical Specification
BLOCK DIAGRAM
1
POSITIVE
INPUT
2
INPUT
RETURN
REGULATION STAGE
CURRENT
SENSE
T1
3
CASE
4
ENABLE 1
5
SYNC OUTPUT
6
SYNC INPUT
UVLO
OVSD
GATE DRIVERS
PRIMARY
CONTROL
CURRENT
LIMIT
CONTROL
POWER
MQFL-28-05S
Output: 5.0 V
Current: 24 A
ISOLATION STAGE
T2
T1
7
POSITIVE
OUTPUT
T2
8
OUTPUT
RETURN
GATE DRIVERS
MAGNETIC
DATA COUPLING
SECONDARY
CONTROL
BIAS POWER
TRANSFORMER
12
ENABLE 2
11
SHARE
10
+ SENSE
9
- SENSE
TYPICAL CONNECTION DIAGRAM
28Vdc
+
–
open
means
on
1
+VIN
2
IN RTN
3
CASE
4
ENA 1
5
SYNC OUT
6
SYNC IN
MQFL
12
ENA 2
11
SHARE
10
+ SNS
9
– SNS
8
OUT RTN
7
+VOUT
open
means
on
+
Load
–
Product # MQFL-28-05S
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Doc.# 005-2MQ050S Rev. C 1/21/08
Page 2